Update app.py

app.py

@@ -63,6 +63,8 @@ MODEL_CHECKPOINT = 'Guided_Accompaniment_Transformer_Trained_Model_36457_steps_0
 
 SOUDFONT_PATH = 'SGM-v2.01-YamahaGrand-Guit-Bass-v2.7.sf2'
 
+MAX_MELODY_NOTES = 64
+
 #==================================================================================
 
 print('=' * 70)
@@ -143,7 +145,7 @@ def load_midi(input_midi, melody_patch=-1, use_nth_note=1):
         else:
             zscore = TMIDIX.recalculate_score_timings(sp_escore_notes)
     
-    cscore = TMIDIX.chordify_score([1000, zscore])[::use_nth_note]
+    cscore = TMIDIX.chordify_score([1000, zscore])[:MAX_MELODY_NOTES:use_nth_note]
     
     score = []